#6355EB#6355EB

#6355EB is a mid, highly saturated blue. Relative luminance 0.151; OKLCH L 55.3% C 0.217 H 280.8°. Best body text is #FFFFFF at 5.21:1 contrast (WCAG AA passes).

Color values

HEX	#6355EB
RGB	rgb(99, 85, 235)
HSL	hsl(246, 79%, 63%)
HSV	hsv(246, 64%, 92%)
CMYK	cmyk(57.9%, 63.8%, 0%, 7.8%)
CIE-LAB	lab(45.83, 46.78, -74.07)
CIE-LCH	lch(45.83, 87.60, 302.28°)
OKLab	oklab(55.27% 0.0407 -0.2131)
OKLCH	oklch(55.27% 0.217 280.8)
XYZ	xyz(23.3848, 15.1462, 80.2724)
Luminance	0.1515 (WCAG relative)
Temperature	cool
Family	blue

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#6355EB #DDEB55

analogous

#5592EB #6355EB #AE55EB

triadic

#6355EB #EB6355 #55EB63

tetradic

#6355EB #EB5592 #DDEB55 #55EBAE

square

#6355EB #EB5592 #DDEB55 #55EBAE

split-complementary

#6355EB #EBAE55 #92EB55

monochromatic

#2315B1 #311EE5 #6355EB #958CF1 #C7C3F8

Accessibility & contrast

On white

5.21

#6355EB on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.03

#6355EB on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #6355EB

5.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##6355EB	#FFFFFF	#000000	##FFFFFF
##6355EB	1.00	5.21	4.03	5.21
#FFFFFF	5.21	1.00	21.00	1.00
#000000	4.03	21.00	1.00	21.00
##FFFFFF	5.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0072F0

Deuteranopia (green-blind)

#0067E8

Tritanopia (blue-blind)

#047B98

Achromatopsia (no color)

#6D6D6D

Design tokens & code

CSS

--color: #6355eb;
/* rgb */ color: rgb(99, 85, 235);
/* oklch */ color: oklch(55.3% 0.217 280.8);

Tailwind

colors: {
  custom: {
    50: '#9c86f2',
    500: '#6355eb',
    950: '#000000',
  },
}

SCSS

$custom: #6355eb;
$custom-light: #9c86f2;
$custom-dark: #000000;

JSON

{
  "hex": "#6355eb",
  "rgb": {
    "r": 99,
    "g": 85,
    "b": 235
  },
  "hsl": {
    "h": 245.6,
    "s": 78.947,
    "l": 62.745
  },
  "oklch": {
    "l": 0.55268,
    "c": 0.21693,
    "h": 280.8
  },
  "luminance": 0.15148
}

Semantic roles & 50–950 ramp

primary

#6355EB

secondary

#E4E9B3

accent

#DB0AC8

background

#FAF8FF

surface

#F4EFFE

border

#CECAD6

text

#0F0B17

muted

#7F7C85

Preview Lab

Preview with #6355EB

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →